Jax benefits greatly from items that have both Ability Power and Attack Damage such as Guinsoo's Rageblade and Hextech Gunblade.
Jax can Leap Strike to friendly units, including wards. You can use them to plan your escape.
Trundle is very powerful at location-based combat. Try to draw him off of his Frozen Domain.
Make sure to get out of his Pillar of Ice as quickly as possible, as it significantly slows you down.
The stat comparisons shown here clarify several strategic Jax versus Trundle matchup stats that may help us appreciate the differences between the two. As an example, Jax’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Trundle’s KDA ratio of NaN, showing that Jax may be more central to his team's team fighting capability than Trundle..
Jax normally has a slightly larger longest kill spree than his foe does. Commonly, he receives less damage than Trundle. This typically indicates different amounts of tankyness, but it can also illustrate that the one champion has less mobility and thus is unable to flee from further damage when poked or engaged.
Both League champs are great. Both have their strengths, weaknesses, and counters. In the game's current meta, Jax usually fairs equally well when trying to fight Trundle, with a 49.7% win rate. As a result, Jax makes an ok counter for Trundle.
While Jax does have a lower win rate than Trundle, when on opposite teams, Jax also has a greater difficulty level that makes him a more time consuming champion to pick up and master. You should be careful when picking Jax into Trundle.
Furthermore, Jax has some amount of CC and other utility, a similar amount to Trundle. This makes her just as valuable during teamfights, especially when facing champions with a lot of burst damage.
While there isn't a single best champion in League of Legends, in Jax vs Trundle matchups, Trundle is the better champion with a similar win rate, similar champion depth, and a similar amount of utility to help out your allied champions during teamfights.
Jax is a somewhat poor counter for Trundle. You will do well by focussing your strategy on maximizing your CS and taking out objectives. If you are able to do that, you should be able to stand on your own as Jax against Trundle.
If you would like to truly master Jax in order to counter Trundle during both the early game and mid / late game phases of League of Legends, you should keep reading to learn a few extra tricks and insights into this matchup. If you listen to the build and tips presented here, you will increase your win rate by a lot and be that much closer to League of Legends pro players.
Jax most often picks up a similar amount of CS relative to Trundle. Champions who on average don't acquire many minion kills typically don't have to have much CS to be effective, such as supports. These kinds of champions are capable of scaling well off of their skills, stats, and first items alone. Yet, champs with a lot of CS, such as hyper-carries, usually have to have many items to be effective. In either case, try to exceed the values displayed here to do well.
The best items to prioritize in your Jax versus Trundle build include Guardian Angel, Sterak's Gage, and Sundered Sky. When Jax incorporated at least these three items in his build, he did much better when fighting Trundle than with most other common counter builds. In fact, Jax boasted an average win rate of 49.7% when playing against Trundle with these items in his kit.
To have the best chance of beating Trundle as Jax, Jax players should equip the Lethal Tempo, Triumph, Legend: Alacrity, Last Stand, Cosmic Insight, and Magical Footwear runes from the Precision and Inspiration rune sets. Out of all the rune combinations players picked for Jax vs Trundle clashes, this blending of runes yielded the highest win rate. Notably, these runes gave a 49.7% win rate overall.
By default, tips, statistics, and builds on how to beat Trundle as Jax are given for all skill levels combined. If you want to scope the stats and builds to a particular rank, you should use the selection menu located above.